Preventive Maintenance 6-1
4049-XXX
6. Preventive Maintenance
This chapter describes procedures for printer preventive mainte-
nance. Following these recommendations can help prevent prob-
lems and maintain optimum performance.
Safety Inspection Guide
The purpose of this inspection guide is to aid you in identifying
unsafe conditions.
Use good judgment to identify possible safety conditions not covered
by this inspection guide. Refer to the safety reminders for a general
checklist.
If any unsafe conditions exist, find out how serious the hazard could
be and if you can continue before you correct the hazard.
Check the following items:
•
Damaged, missing, or altered parts, especially in the area of the
On/Off switch and the power supply
•
Damaged, missing, or altered covers, especially in the area of
the top cover and the power supply cover
•
Possible safety exposure from any non-Lexmark attachments
Lubrication Specifications
Lubricate only when parts are replaced or as needed, not on a
scheduled basis. Use of lubricants other than those specified can
cause premature failure. Some unauthorized lubricants may chemi-
cally attack polycarbonate parts. Use IBM no. 10 oil, p/n 1280443
(Approved equivalents: Mobil DTE27, Shell Tellus 100, Fuchs Reno-
lin MR30) to lubricate the areas of contact between:
•
Gear no. 2 and its stud on the side plate
•
Gear no. 3 and its stud on the motor bracket
•
Gear no. 4 and its thrust washer
•
Gear no. 4 and its stud on the motor bracket
•
Gear no. 5 and its stud on the motor bracket
Summary of Contents for Optra 4049 Series
Page 16: ...xvi Service Manual 4049 XXX Chinese Laser Notice Korean Laser Notice ...
Page 22: ...xxii Service Manual 4049 XXX ...
Page 90: ...4 11 4049 XXX ...
Page 92: ...4 13 4049 XXX ...
Page 104: ...4 25 4049 XXX ...
Page 106: ...4 27 4049 XXX ...
Page 128: ...5 2 4049 XXX Gear Train ...
Page 134: ...5 8 4049 XXX Operator Panel Output Bin Sensor Cable Op Panel Cable Connector Pin 1 Pin 1 ...
Page 144: ...7 2 4049 XXX Assembly 1 Covers ...
Page 146: ...7 4 4049 XXX Assembly 2 Lower Frame ...
Page 148: ...7 6 4049 XXX Assembly 3 Upper Frame ...
Page 150: ...7 8 4049 XXX Assembly 4 Printhead ...
Page 152: ...7 10 4049 XXX Assembly 5 Paper Feed ...
Page 154: ...7 12 4049 XXX Assembly 5 Paper Feed Continued ...
Page 156: ...7 14 4049 XXX Assembly 6 Paper Feed Alignment Gears ...
Page 158: ...7 16 4049 XXX Assembly 7 Paper Feed Drive ...
Page 160: ...7 18 4049 XXX Assembly 8 Standard Paper Tray 200 Sheet ...
Page 162: ...7 20 4049 XXX Assembly 9 Paper Tray 500 Sheet ...
Page 164: ...7 22 4049 XXX Assembly 10 Base for Paper Drawer 500 Sheet ...
Page 166: ...7 24 4049 XXX Assembly 11 Second Paper Drawer 200 Sheet ...
Page 168: ...7 26 4049 XXX Assembly 12 Optional Paper Drawer 500 Sheet ...
Page 170: ...7 28 4049 XXX Assembly 13 Fuser ...
Page 172: ...7 30 4049 XXX Assembly 13 Fuser Continued ...
Page 174: ...7 32 4049 XXX Assembly 14 Electronics ...
Page 176: ...7 34 4049 XXX Assembly 14 Electronics Continued ...
Page 178: ...7 36 4049 XXX Assembly 15 Transfer Roll ...
Page 182: ...7 40 4049 XXX Assembly 17 Envelope and 100 Sheet Auxiliary Feeder ...
Page 184: ...7 42 4049 XXX Assembly 18 Dual Rear Feeder ...
Page 186: ...7 44 4049 XXX Assembly 19 High Capacity Feeder ...